Sciweavers

HCI
2007
13 years 6 months ago
A Navigation System Using Ultrasonic Directional Speaker with Rotating Base
This paper proposes new method for object reference which enables a person to find surrounding objects and develops a navigation system named CoCo. CoCo employs an ultrasonic direc...
Kentaro Ishii, Yukiko Yamamoto, Michita Imai, Kazu...
ICASSP
2009
IEEE
13 years 11 months ago
On the phonetic information in ultrasonic microphone signals
We study the phonetic information in the signal from an ultrasonic “microphone”, a device that emits an ultrasonic wave toward a speaker and receives the reflected, Doppler-s...
Karen Livescu, Bo Zhu, James R. Glass